... ,iron plate and other metal and alloy Professional Welding Machine for Advertising WordsLaser Cooling MachinePanasonic and Sony,other imported ... for 24 hours*Aplication material:stainless steel,steel plate,iron plate and other metal and alloy;*Super Welder laser welding word machine ... light path,arbitrary rotation for 360,higher flexible range;*No protuberant welding spot on the welding surface,no need ...